#ifndef RK4_H
#define RK4_H
extern float T, KK, i_L;
extern float aTup_AF, aTm_AF, aTwd_AF;

extern void rk4_init(int);
extern int rk4_ma(float);
extern int rk4_tm(float);
extern int rk4_wm(float);
extern int time_topoil(int);
extern int time_hotpot(int);
extern float get_kk(float);
#endif